Lorries with 13-speed Fuller Roadranger 'boxes

newmercman:
I think the F series Volvo were a bit tougher than the 3 series Scania, I know Ralph Davis ditched all his Scanias for Volvos after the KZ job proved too much for the 3 series.

Yes he did. I’ve always suspected that Scania’s hard ride gave Volvo the edge, especially on TIR work. Robert